Home / 347,736,702.30-521,605,053.45-156,633,726.30

Finding the Fourth Proportional to 347,736,702.30, 521,605,053.45 and 156,633,726.30

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Solution

The fourth proportional to 347,736,702.30, 521,605,053.45 and 156,633,726.30 is: 234,950,589.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,702.30 : 521,605,053.45 = 156,633,726.30 : x
  2. Step 2: Convert to fraction form
    347,736,702.30/521,605,053.45 = 156,633,726.30/x
  3. Step 3: Cross multiply
    347,736,702.30x = 521,605,053.45 × 156,633,726.30
  4. Step 4: Simplify right side
    347,736,702.30x = 81,700,943,178,784,176
  5. Step 5: Solve for x
    x = 81,700,943,178,784,176/347,736,702.30
  6. Step 6: Final answer
    x = 234,950,589.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.